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Text on the reverse side:

Horsepower was a marketing tool used by James Watt who developed a steam engine that was more efficient than any other engine at the time. People from that time knew how much a horse could move, and so by using this new power unit, he could explain the value and superiority of his invention.

  • A6 size (148mm x 105mm)
  • Luxury pearlescent eco certified paper
  • Produced in our London studio
  • Trivia fact on the reverse
  • Biodegradable packaging

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